All papers · Constraints on New Vector Boson Mediated Electron-Nucleus Interactions from Spectroscopy Data of Polar Diatomic Molecules

Fig. 2, panel (b)

AV-(n,p)N coupling bound $|g^{\mathrm{A}}_{\mathrm{n,p}}\,g^{\mathrm{V}}_{\mathrm{N}}|$ against boson mass $Mc^2$/eV, log-log. Solid: constraints from Ba$^{19}$F and Cs, Dzuba2017; dotted: projected sensitivities of $^{137}$BaF, $^{225}$RaF, Ra$^{19}$F, $^{29}$SiO$^{+}$, Si$^{17}$O$^{+}$; light grey: Combined. Excluded regions, filled in print, are drawn as their boundary lines.

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This panel was reproduced from the authors' public data deposit (Zenodo: https://doi.org/10.5281/zenodo.19664873, CC BY 4.0), with the projection for the 29SiO molecular ion recovered from the published vector figure. The plot shown here is re-rendered for interactive viewing and analysis. See the paper for the original figure and full scientific context.

License: CC BY 4.0.

Phys. Rev. Lett. 136, 181805 (2026) · DOI: 10.1103/d19m-s856

Other panels of Fig. 2: (a) (c)